Security-57337.40.85.tar.gz

[apple/security.git] / OSX / utilities / src / SecTrace.c

diff --git a/OSX/utilities/src/SecTrace.c b/OSX/utilities/src/SecTrace.c
new file mode 100644 (file)
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+++ b/OSX/utilities/src/SecTrace.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2016 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+#include "SecTrace.h"
+
+
+static int64_t
+SecBucketNSignificant(int64_t value, int64_t n)
+{
+    uint64_t factor = 1;
+    while (value > n) {
+        value /= 10;
+        factor *= 10;
+    }
+    return factor * value;
+}
+
+int64_t
+SecBucket1Significant(int64_t value)
+{
+    return SecBucketNSignificant(value, 10);
+}
+
+int64_t
+SecBucket2Significant(int64_t value)
+{
+    return SecBucketNSignificant(value, 100);
+}
+